Abstract
The Third-Generation Partnership Project (3GPP) specifies 3G-WLAN interworking that lets mobile stations (MSs) access 3G networks via WLAN-based packet data gateways (PDGs). The specification mandates that packets delivered between an MS and a PDG should be protected by IPsec. This article studies IPsec-based VoIP performance (in terms of throughput, packet loss rate, latency, and jitter) in the 3G-WLAN integration environment. The study is designed to provide guidelines for selecting appropriate system parameter values for VoIP over WLAN.
Original language | English |
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Pages (from-to) | 77-82 |
Number of pages | 6 |
Journal | IEEE Internet Computing |
Volume | 12 |
Issue number | 6 |
DOIs | |
State | Published - 5 Dec 2008 |
Keywords
- Codecs
- Cryptography
- IP security
- Jitter
- Security
- Third-generation mobile telecommunications
- Throughput
- Upper bound
- Voice over IP
- Wireless LAN
- wireless LAN